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annotate Python/thread_solaris.h @ 56121:ea697cde6882 3.1

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Merged revisions 74881-74885,74888,74891-74895,74900,74905-74906,74931-74932,74934,74941-74942,74944,74956 via svnmerge from svn+ssh://pythondev@svn.python.org/python/branches/py3k ........ r74881 | r.david.murray | 2009-09-17 15:12:49 -0400 (Thu, 17 Sep 2009) | 2 lines Check in first draft of maintainers.rst. ........ r74882 | eric.smith | 2009-09-17 15:22:30 -0400 (Thu, 17 Sep 2009) | 1 line Typo. ........ r74883 | mark.dickinson | 2009-09-17 15:37:28 -0400 (Thu, 17 Sep 2009) | 1 line Add some more module maintainers. ........ r74884 | mark.dickinson | 2009-09-17 15:39:12 -0400 (Thu, 17 Sep 2009) | 1 line Revert accidental changes to Objects/longobject.c ........ r74885 | mark.dickinson | 2009-09-17 16:20:01 -0400 (Thu, 17 Sep 2009) | 1 line Add decimal maintainers ........ r74888 | r.david.murray | 2009-09-17 18:10:48 -0400 (Thu, 17 Sep 2009) | 2 lines Maintainer additions from MAL. ........ r74891 | georg.brandl | 2009-09-17 18:18:01 -0400 (Thu, 17 Sep 2009) | 1 line Some more maintainers. ........ r74892 | r.david.murray | 2009-09-17 19:23:56 -0400 (Thu, 17 Sep 2009) | 2 lines Add a couple interest areas for Nick per his request. ........ r74893 | r.david.murray | 2009-09-17 19:43:20 -0400 (Thu, 17 Sep 2009) | 2 lines Benajmin is also compiler-knowledgeable. ........ r74894 | alexandre.vassalotti | 2009-09-17 20:59:05 -0400 (Thu, 17 Sep 2009) | 2 lines Added myself to my areas of interest. ........ r74895 | brett.cannon | 2009-09-17 21:03:35 -0400 (Thu, 17 Sep 2009) | 1 line Add myself to a couple places as maintainer. ........ r74900 | georg.brandl | 2009-09-18 05:06:37 -0400 (Fri, 18 Sep 2009) | 1 line Add myself in interest areas. ........ r74905 | ezio.melotti | 2009-09-18 05:58:43 -0400 (Fri, 18 Sep 2009) | 1 line Add myself in interest areas and mark effbot as inactive in winsound ........ r74906 | antoine.pitrou | 2009-09-18 09:15:23 -0400 (Fri, 18 Sep 2009) | 3 lines Add myself in a couple of places ........ r74931 | r.david.murray | 2009-09-18 17:25:36 -0400 (Fri, 18 Sep 2009) | 5 lines Add some names gleaned from the "Tracker Archeology" thread on python-dev from back in February. Also consolidate the autoconf and makefiles topics into one, and add tracker and svn/hg topics. ........ r74932 | r.david.murray | 2009-09-18 17:32:16 -0400 (Fri, 18 Sep 2009) | 2 lines Remove non-committer mistakenly added. ........ r74934 | r.david.murray | 2009-09-18 17:40:30 -0400 (Fri, 18 Sep 2009) | 2 lines More descriptive/generic name for the svn/hg entry (version control) ........ r74941 | benjamin.peterson | 2009-09-18 18:45:59 -0400 (Fri, 18 Sep 2009) | 1 line add a new category for myself ........ r74942 | benjamin.peterson | 2009-09-18 18:50:55 -0400 (Fri, 18 Sep 2009) | 1 line add myself for symtable ........ r74944 | georg.brandl | 2009-09-19 03:39:05 -0400 (Sat, 19 Sep 2009) | 1 line I would like to maintain the token module! ........ r74956 | r.david.murray | 2009-09-19 14:40:08 -0400 (Sat, 19 Sep 2009) | 3 lines Add everyone who we know has been a release manager as a resource for the 'release management' topic. ........
author R. David Murray <rdmurray@bitdance.com>
date Sat, 19 Sep 2009 19:04:37 +0000
parents 40d287c3d906
children e38335d4df91 df5719c298db
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1
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2 #include <stdlib.h>
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3 #include <stdio.h>
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4 #include <errno.h>
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5 #include </usr/include/thread.h>
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6 #undef _POSIX_THREADS
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9 /*
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10 * Initialization.
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11 */
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12 static void PyThread__init_thread(void)
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13 {
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14 }
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16 /*
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17 * Thread support.
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18 */
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19 struct func_arg {
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20 void (*func)(void *);
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21 void *arg;
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22 };
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24 static void *
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25 new_func(void *funcarg)
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26 {
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27 void (*func)(void *);
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28 void *arg;
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30 func = ((struct func_arg *) funcarg)->func;
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31 arg = ((struct func_arg *) funcarg)->arg;
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32 free(funcarg);
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33 (*func)(arg);
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34 return 0;
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35 }
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38 long
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39 PyThread_start_new_thread(void (*func)(void *), void *arg)
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40 {
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41 thread_t tid;
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42 struct func_arg *funcarg;
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44 dprintf(("PyThread_start_new_thread called\n"));
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45 if (!initialized)
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46 PyThread_init_thread();
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47 funcarg = (struct func_arg *) malloc(sizeof(struct func_arg));
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48 funcarg->func = func;
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49 funcarg->arg = arg;
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700daa75847a While I can't really test this thoroughly, Pat Knight and the Solaris
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50 if (thr_create(0, 0, new_func, funcarg,
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51 THR_DETACHED | THR_NEW_LWP, &tid)) {
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52 perror("thr_create");
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53 free((void *) funcarg);
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54 return -1;
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55 }
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56 return tid;
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57 }
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59 long
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60 PyThread_get_thread_ident(void)
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61 {
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62 if (!initialized)
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63 PyThread_init_thread();
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64 return thr_self();
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65 }
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67 static void
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68 do_PyThread_exit_thread(int no_cleanup)
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69 {
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70 dprintf(("PyThread_exit_thread called\n"));
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71 if (!initialized)
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72 if (no_cleanup)
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73 _exit(0);
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74 else
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75 exit(0);
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76 thr_exit(0);
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77 }
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79 void
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80 PyThread_exit_thread(void)
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81 {
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82 do_PyThread_exit_thread(0);
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83 }
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85 void
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86 PyThread__exit_thread(void)
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87 {
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88 do_PyThread_exit_thread(1);
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89 }
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91 #ifndef NO_EXIT_PROG
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92 static void
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93 do_PyThread_exit_prog(int status, int no_cleanup)
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94 {
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95 dprintf(("PyThread_exit_prog(%d) called\n", status));
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96 if (!initialized)
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97 if (no_cleanup)
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98 _exit(status);
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99 else
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100 exit(status);
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101 if (no_cleanup)
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102 _exit(status);
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103 else
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104 exit(status);
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105 }
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107 void
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108 PyThread_exit_prog(int status)
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109 {
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110 do_PyThread_exit_prog(status, 0);
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111 }
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113 void
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114 PyThread__exit_prog(int status)
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115 {
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116 do_PyThread_exit_prog(status, 1);
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117 }
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118 #endif /* NO_EXIT_PROG */
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119
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120 /*
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121 * Lock support.
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122 */
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123 PyThread_type_lock
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124 PyThread_allocate_lock(void)
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125 {
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126 mutex_t *lock;
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127
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128 dprintf(("PyThread_allocate_lock called\n"));
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129 if (!initialized)
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130 PyThread_init_thread();
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131
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132 lock = (mutex_t *) malloc(sizeof(mutex_t));
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133 if (mutex_init(lock, USYNC_THREAD, 0)) {
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134 perror("mutex_init");
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135 free((void *) lock);
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136 lock = 0;
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137 }
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138 dprintf(("PyThread_allocate_lock() -> %p\n", lock));
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139 return (PyThread_type_lock) lock;
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140 }
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141
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142 void
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143 PyThread_free_lock(PyThread_type_lock lock)
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144 {
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145 dprintf(("PyThread_free_lock(%p) called\n", lock));
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146 mutex_destroy((mutex_t *) lock);
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147 free((void *) lock);
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148 }
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149
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150 int
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151 PyThread_acquire_lock(PyThread_type_lock lock, int waitflag)
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152 {
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153 int success;
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154
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155 dprintf(("PyThread_acquire_lock(%p, %d) called\n", lock, waitflag));
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156 if (waitflag)
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157 success = mutex_lock((mutex_t *) lock);
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158 else
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159 success = mutex_trylock((mutex_t *) lock);
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160 if (success < 0)
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161 perror(waitflag ? "mutex_lock" : "mutex_trylock");
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162 else
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163 success = !success; /* solaris does it the other way round */
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164 dprintf(("PyThread_acquire_lock(%p, %d) -> %d\n", lock, waitflag, success));
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165 return success;
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166 }
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167
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168 void
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169 PyThread_release_lock(PyThread_type_lock lock)
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170 {
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171 dprintf(("PyThread_release_lock(%p) called\n", lock));
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172 if (mutex_unlock((mutex_t *) lock))
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173 perror("mutex_unlock");
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174 }